#loading {
    position: fixed;
    left: 0;
    top: 0;
    right: 0;
    bottom: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 20px;
    background-color: rgba(0, 0, 0, 0.8);

    .content {
        width: 200px;
    }
}